5.16 - Credits, Tips, and References
Brady, N.C., and R. R. Weil. 2008. The Nature and Properties of Soil, 14th edition. Pearson Prentice Hall, Pearson Education Inc. Upper Saddle River, New Jersey, USA, 07458.
USDA-NRCS. Soil Classification - NRCS Soils. Revised 03/21/2008. United States Department of Agriculture, Natural Resources Conservation Service. Accessed January 6, 2009. https://www.nrcs.usda.gov/wps/portal/nrcs/detail/national/home/?cid=nrcs142p2_053557
Soil Survey Staff. 2003. Keys To Soil Taxonomy. 9th edition. U.S. Department of Agriculture, Natural Resources Conservation Service.
Soil Survey Staff. 1999. Soil Taxonomy: A Basic System Of Soil Classification For Making And Interpreting Soil Surveys. 2nd edition. Natural Resources Conservation Service. U.S. Department of Agriculture Handbook 436.